{"id":"CVE-2021-27576","aliases":["EUVD-2021-1375","GHSA-px9f-597f-wmcf"],"status":"published","title":"Apache OpenMeetings: bandwidth can be overloaded with public web service","description":"If was found that the NetTest web service can be used to overload the bandwidth of a Apache OpenMeetings server. This issue was addressed in Apache OpenMeetings 6.0.0","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0284,"percentile":0.86846,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2021-03-15T09:05:17Z","modified":"2026-10-24T10:30:44Z","fixes":[{"ecosystem":"Maven","package":"org.apache.openmeetings:openmeetings-parent","fixed_in":["6.0.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.openmeetings:openmeetings-parent","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"6.0.0"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.openmeetings:openmeetings-parent","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"6.0.0"}]}],"versions":["4.0.0","4.0.1","4.0.10","4.0.11","4.0.3","4.0.4","4.0.5","4.0.6","4.0.7","4.0.9","5.0.0","5.0.0-M1","5.0.0-M2","5.0.0-M3","5.0.0-M4","5.1.0"]}],"products":[{"vendor":"apache","product":"openmeetings"},{"vendor":"apache software foundation","product":"apache openmeetings"}],"references":[{"url":"https://lists.apache.org/thread.html/r9bb615bd70a0197368f5f3ffc887162686caeb0b5fc30592a7a871e9%40%3Cuser.openmeetings.apache.org%3E","tags":["x_refsource_MISC","x_transferred","Mailing List","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27576","tags":["advisory"]},{"url":"https://github.com/apache/openmeetings/commit/060a3114ad759931aeb42cd9afa9d1ebb39d3075","tags":["web"]},{"url":"https://github.com/apache/openmeetings/commit/afe26c950b127776f2dfe920abff41a584874de8","tags":["web"]},{"url":"https://github.com/apache/openmeetings/commit/cbdfd2f9731a8fe3daa9b4adf5da4a063fde161d","tags":["web"]},{"url":"https://issues.apache.org/jira/browse/OPENMEETINGS-2551","tags":["web"]},{"url":"https://openmeetings.apache.org/security.html#cve-2021-27576---apache-openmeetings-bandwidth-can","tags":["web"]},{"url":"https://github.com/advisories/GHSA-px9f-597f-wmcf"}],"sources":{"cve":[{"id":"CVE-2021-27576","title":"Apache OpenMeetings: bandwidth can be overloaded with public web service","description":"If was found that the NetTest web service can be used to overload the bandwidth of a Apache OpenMeetings server. This issue was addressed in Apache OpenMeetings 6.0.0","status":"published","published":"2021-03-15T09:05:17Z","modified":"2025-02-13T16:27:56.37Z","updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-1375","description":"If was found that the NetTest web service can be used to overload the bandwidth of a Apache OpenMeetings server. This issue was addressed in Apache OpenMeetings 6.0.0","status":"published","published":"2021-03-15T09:05:17Z","modified":"2025-02-13T16:27:56Z","cvss":[{"version":"","score":0,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"none"}],"updated_at":"2026-11-03T00:03:53.290549Z"}],"ghsa":[{"id":"GHSA-px9f-597f-wmcf","title":"Uncontrolled Resource Consumption in Apache OpenMeetings server","description":"If was found that the NetTest web service can be used to overload the bandwidth of a Apache OpenMeetings server. 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